.playcourse {
  width: 100%;
  height: 50vw;
  line-height: 80vw;
  text-align: center;
  position: absolute;
  top: 0;
}
img {
  width: 100%;
}
.course {
  height: 200px;
  overflow: hidden;
}
.playimg {
  width: 80px;
  height: 80px;
}
h4 {
  height: 35px;
  line-height: 35px;
  font-size: 20px;
}
.head {
  background-color: white;
  height: auto;
  padding: 10px 12px;
}
.ins {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 50px;
}
.price {
  color: red;
  font-weight: 700;
  font-size: 18px;
}
.gray {
  color: gray;
  text-decoration: line-through;
  font-weight: 500;
}
.mui-icon-star {
  font-size: 20px;
}
.title {
  height: 50px;
  line-height: 50px;
  font-weight: 700;
  color: rgb(105, 105, 104);
  text-align: center;
}
.tip {
  color: gray;
  font-size: 15px;
  line-height: 25px;
  margin: 15px 10px;
}
#confirmBtn {
  margin-top: 50px;
}
.mui-table-view .mui-media-object.mui-pull-left {
  width: 50px;
}

#sheet1 {
  padding-top: 30px;
  background-color: rgba(31, 62, 62, 0.432);
}
.good {
  font-size: 18px;
  color: rgba(255, 145, 0, 0.955);
  font-weight: 700;
}
